body,ul,li,p,h1,h2,h3,h4,h5{
    margin: 0;
    padding: 0;
}
ul{
    list-style: none;
}
a{
    text-decoration: none;
}
img{
    border: 0;
}
body{
    font-size: 14px;
    font-family:'微软雅黑', 'Arial Narrow', Arial, sans-serif;
}
.van-tab__text{
    font-size: 20px;
}